Hach PHOSPHAX sigma Manuel D'utilisation De Base page 126

more than 48 hours with distilled water
page 131 [+SERVICE] PRE PUMPING and
page 139).
Purge process
1. Call up [+SERVICE] menu
2. Unscrew screw caps from the reagent canisters A, C and D
complete with the suction pipes (please unscrew ORIGINAL CAP)
and place in a beaker with distilled water
3. Pull out the hose from the standard solution, remove screw cap,
unscrew ORIGINAL CAP, remove bottle
4. Select menu item [PRE PUMPING]
5. After the rinse process, take the suction pipes out of the beaker
again
6. Select menu item [PRE PUMPING] again
7. To finish, release pump cassettes and remove the hoses from the
three hose pinch valves
Analysis part
N O T I C E
For all work on the dosing- and valve hoses, always remove the dosing hoses
from the respective canisters first. (Return flow hazard). Please observe during
the handling of the reagents the safety notes under
reagents.
Dosing hoses are hoses that are routed via the sample- and reagent
pumps. Each dosing hose may only be used on the corresponding
sample- or reagent pump.
Note: After 3 months, replace the sample dosing hose, the drain hose
and the hose for the standard. Coat the pump rollers of the sample pump
with silicone paste.
After 6 months, replace the dosing hoses for the reagents A, C and D.
English 126
(section Software menu system,
section Cleaning tasks,
section Exchange of the
Figure 8 Hose plan
1 Pump outlet
2 Drain hose violet
3 Safety valve
4 Digestion cuvette
5 Pump reagent A
6 Pump reagent C, D
7 Dosing hose yellow
8 Dosing hose black
9 Dosing hose orange
10 Lower cuvette holder
11 Hose pinch valve Q1
12 Sample/reagent/standard B
pumps
13 Sample hose blue
14 Hose pinch valve QA
15 Hose pinch valve Q2
16 Valve hose red
17 Refrigerator
18 Standard
19 Drain
20 Sample feed